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Mend Combi Switch Heat

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We have 72 questions about mending 'combi switch heat'

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Mend Heating, Home Heating Systems

Radiators not heating up?

Two radiators are not heating up, but two are. The cold ones remain stone cold. I think it is a potterton co... [Read more]
Mend Heating, Home Heating Systems

Fixing a Baxi 105e Combi?

In November 2006 had a fan/flue light flashing on my 105e, chkd flue ect and all ok. while putting tools away ... [Read more]
Mend Heating, Home Heating Systems

How can i fix my combi boiler [SIME, FRIENDLY FORMAT 80 E]?

When i put on the central heating, it works perfectly for approximately the frst half hour (i.e the radiators ... [Read more]
Mend Heating, Home Heating Systems

Combi Boiler struggles to run hot water?

Hi All Ocean Alpha 240 eco combi boiler keeps our place toasty warm and can heat the rads till they burn your... [Read more]
Mend Heating, Oil Filled Radiators

ICON 23T -No heat or hot water - Boiler starts to fire up !?

ICON 23T Combi. We have no hot water or Heating. The boiler fires up when we switch the hot water tap to f... [Read more]
Mend Heating, Home Heating Systems

Why does the Hawk II Optima keep turning on central heating without request?

I have a Hawk II Optima combi boiler which is around 10yrs old. I've pushed the selector switch to the disable... [Read more]
Mend Heating, Home Heating Systems

Worcester 240 - WAter coming out too hot - causing overheat saftefy cutoff?

Worcester 240 Combi RSF. The Tempereature knob in the front doesnt seem to make any difference, as the wate... [Read more]
Mend Heating, Home Heating Systems

no ignition?

Wor/Bos 350 combi, i switch the boiler on, circuit board switches (3 phase) click to start but the electronic ... [Read more]
Mend Heating, Home Heating Systems

how to fix my vaillant 242 e-h combi(fires up when not req)?

My boiler fires up every couple of minutes for about 10 seconds then shuts down again,there is nothing in the ... [Read more]
Mend Heating, Home Heating Systems

How can Ifix my Vokera 12-48 RSE Mynute Combi boiler?

When the power is switched on with the thermostat calling for heat, the fan immediately comes on but the boile... [Read more]
Mend Heating, Home Heating Systems

how do i fill my chaffeteaux et maury sterling pp combi boiler?

My boiler is showing no pressure on the guage and if i try to bleed the rads up stairs there is no water or ai... [Read more]
Mend Heating, Home Heating Systems

Problem with central heating, could it be a fauly room thermostat, urgent!!?

Hi, this week my ideal isar combi boiler has developed a problem. The problem is that it now only supplies the... [Read more]
Mend Heating, Home Heating Systems

Ravenheat CSI 85AT boiler tripping problem?

Ravenheat condensing combi boiler CSI 85AT fault? My 1.5 year old boiler has developed a random & intermitt... [Read more]
Mend Heating, Home Heating Systems

Ravenheat condensing combi boiler CSI 85AT fault?

My 1.5 year old boiler has developed a random & intermittent tripping fault, in both modes of heating (i.e. CH... [Read more]
Mend Heating, Home Heating Systems

How can i fix my Ideal response 80 boiler?

Hi I was hoping someone could help me please. My combi boiler has stopped working today. The lights are on ... [Read more]
Mend Heating, Home Heating Systems

potterton puma 80 combi boiler?

boiler on but will not heat water or central heating - when switch tap on starts heating water and then starts... [Read more]
Mend Heating, Home Heating Systems

My CH boiler keeps blowing out when its windy outside!?

Hi, I hope someone can help me with this one. I have an old Baxi Wm 381 RS CH boiler in a house we just moved ... [Read more]
Mend Heating, Home Heating Systems

combi boiler, no hot water? but have heating?

I have a G.Worm 100e compact (unfortunately) & although I have heating, whenever we draw water from the hot ta... [Read more]
Mend Heating, Home Heating Systems

My Vokera combi boiler will not ignite?

Can anyone help me: My Vokera Mynute 14e Combi will not egnite when I switch on rads or hot water. I have foun... [Read more]
Mend Heating, Home Heating Systems

Problem with netaheat profile 30e?

Hello, I have the above combi boiler and my problem is this. On the Honeywell control panel I can select the... [Read more]
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